feat: add initial recommendation data

lib/openai.ts

@@ -1,4 +1,4 @@
-import { OpenAI } from "https://deno.land/x/openai/mod.ts";
+import { OpenAI } from "https://deno.land/x/openai@1.4.2/mod.ts";
 import { OPENAI_API_KEY } from "@lib/env.ts";
 
 const openAI = OPENAI_API_KEY && new OpenAI(OPENAI_API_KEY);
@@ -63,6 +63,28 @@ export async function extractAuthorName(content: string) {
   return author;
 }
 
+export async function createKeywords(type: string, description: string) {
+  if (!openAI) return;
+  const chatCompletion = await openAI.createChatCompletion({
+    model: "gpt-3.5-turbo",
+    messages: [
+      {
+        "role": "system",
+        "content":
+          `you create some general vibey keywords to use in a recommendation system based on a ${type} description`,
+      },
+      { "role": "user", "content": description.slice(0, 2000) },
+      {
+        "role": "user",
+        "content": "return a list of keywords seperated by commas",
+      },
+    ],
+  });
+
+  return chatCompletion.choices[0].message.content?.toLowerCase().split(", ")
+    .map((v) => v.replaceAll(" ", "-"));
+}
+
 export async function createTags(content: string) {
   if (!openAI) return;
   const chatCompletion = await openAI.createChatCompletion({